It turns out that you do always need the {}, and this just works because
the / in the path breaks the variable-finding regex.
Thanks to rodjek on irc! :-D
On Saturday, September 22, 2012 3:15:07 PM UTC-4, Zachary Alex Stern wrote:
>
> Possibly stupid question - how do I know when I have to use a variable
> in a string like this - "${apache::params::moddir}/php.conf" - or when
> it's safe to just do it like this -
> "$apache::params::moddir/php.conf". It seems like sometimes I need to
> do the former, and other times the latter.
>
> I don't really have any prior programming knowledge - I feel like this
> would be obvious if I did. :-(
>
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